5305-01-138-1283 SCREW,MACHINE Index 5305-01-138-1285 THUMBSCREW

National Stock Number:
5306-01-138-1284

Federal Supply Class:
5306

National Item Identification Number:
011381284

Description:
BOLT,MACHINE

Detail:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.


Manufacturer Information:
8743903-1319207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
M4-FS-1032-BC26233NYLOK LLC


Techincal Specification:
FASTENER LENGTH0.500 INCHES NOMINAL
HEAD STYLEHEXAGON
LOCKING FEATUREPELLET THREADS
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.500 INCHES NOMINAL
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH32


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